Author

A. Zhadi

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Open access Oct 2026

ASSESSMENT OF SOIL COVER CONTAMINATION BY POLYCHLORINATED BIPHENYLS IN THE ZHETYSU REGION

The article presents the results of a study on the contamination of the soil cover of the Zhetysu Region of the Republic of Kazakhstan by polychlorinated biphenyls (PCBs). Soil samples were collected in 2024...2025 at 52 monitoring sites located in different natural and landscape zones of the region. The PCB content wa...

N. Amirgaliyev, A. Madibekov, L. Ismukhanova et al. · Hydrometeorology and ecology · 0 citations

Open access Sep 2026

The Integrated Spatial Ecological Risk Assessment of Heavy-Metal Contamination in Arid Mining-Influenced Region in Central Asia

The spatial distributions of the potential ecological risk index (RI) and the geoaccumulation index (Igeo) in soils of the Zhetysu region (Kazakhstan) were examined. The enrichment factor ranged from 39.4 for cadmium to 21,481 for nickel. There are few non-ferrous metal enterprises and mineral deposits located in the r...

A. Madibekov, A. Karimov, L. Ismukhanova et al. · Earth · 0 citations